Article Excerpt: For example, so far this year (as of Dec. 16) there have been 42,487 daily high temperature records set around the world, versus 25,027 low records. Meanwhile, 364 all-time high temperatures were set in 2019, versus just 70 all-time lows. This makes sense.
"As the climate changes into a warmer climate we do expect to see more extreme warm temperatures," said Ahira Sánchez-Lugo, a NOAA climatologist. "That’s what we’re seeing, and that’s what the data are showing."
In 139 years of reliable record-keeping, 2019's June, July, and September took the cake for the hottest such months on record.
That also means July, which is typically the warmest month of the year globally, was the warmest month ever recorded.
As the planet warms, the ocean's total heat content increases. This heating trend, expectedly, continued in 2019. Warmer oceans also mean ever-hotter marine heat waves.